Portable computer



FIG. 1 is a top left and front perspective view of a portable computer;

FIG. 2 is a top right and back perspective view thereof;

FIG. 3 is a bottom left and front perspective view thereof;

FIG. 4 is a bottom right and back perspective view thereof;

FIG. 5 is a top right and back perspective view thereof similar to FIG. 2 but showing the small door open on the side;

FIG. 6 is a top left and front perspective view thereof in an open position; and,

FIG. 7 is a top left and back perspective view thereof in an open position.

It will be understood that the broken line environment of FIGS. 1-7 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a portable computer, as shown and described. 